Donald E. Gibson serves as Executive at GREENE COUNTY BANCORP INC, where they oversee executive responsibilities. Since joining the company, Donald E. Gibson has executed 94 insider transactions totaling $1.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Oct 29, 2025 involved purchasing 500 shares valued at $11.0K.
Donald E. Gibson currently holds 500 shares of GREENE COUNTY BANCORP INC (GCBC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Donald E. Gibson has been a net seller of GCBC stock. They have purchased $469.5K and sold $648.5K worth of shares.
Donald E. Gibson's most recent insider trade was on Oct 29, 2025, when they purchased 500 shares at $22.00 per share.
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| $21.75 |
| Discretionary |
| Aug 14, 2023 | GCBC | $19.2K | Sale | 537 | $35.70 | Discretionary |
| Aug 4, 2023 | GCBC | $65.3K | Sale | 1,892 | $34.50 | Discretionary |
| Aug 4, 2023 | GCBC | $61.3K | Sale | 1,764 | $34.75 | Discretionary |
| Jul 31, 2023 | GCBC | $621 | Sale | 18 | $34.50 | Discretionary |
| Jul 28, 2023 | GCBC | $3.1K | Sale | 90 | $34.50 | Discretionary |
| Jun 13, 2022 | GCBC | $22.0K | Purchase | 500 | $44.00 | Discretionary |
| Jun 13, 2022 | GCBC | $20.7K | Purchase | 459 | $45.00 | Discretionary |
| Jun 10, 2022 | GCBC | $1.8K | Purchase | 41 | $45.00 | Discretionary |
| May 31, 2022 | GCBC | $224.0K | Sale | 4,000 | $56.00 | Discretionary |
| May 27, 2022 | GCBC | $275.0K | Sale | 5,000 | $55.00 | Discretionary |
| Nov 26, 2021 | GCBC | $6.6K | Purchase | 200 | $33.01 | Discretionary |
| Sep 18, 2020 | GCBC | $22.3K | Purchase | 1,000 | $22.28 | Discretionary |
| Aug 11, 2020 | GCBC | $329 | Purchase | 15 | $21.93 | Discretionary |
| Aug 11, 2020 | GCBC | $10.7K | Purchase | 485 | $22.00 | Discretionary |
| Jun 22, 2020 | GCBC | $8.0K | Purchase | 362 | $22.05 | Discretionary |
| Jun 11, 2020 | GCBC | $22.0K | Purchase | 1,000 | $22.01 | Discretionary |
| May 14, 2020 | GCBC | $6.1K | Purchase | 300 | $20.25 | Discretionary |
| May 13, 2020 | GCBC | $6.2K | Purchase | 300 | $20.51 | Discretionary |
| May 1, 2020 | GCBC | $3.3K | Purchase | 161 | $20.51 | Discretionary |
| May 1, 2020 | GCBC | $2.8K | Purchase | 139 | $20.50 | Discretionary |
| Mar 12, 2020 | GCBC | $3.2K | Purchase | 200 | $15.83 | Discretionary |
| Mar 12, 2020 | GCBC | $3.9K | Purchase | 200 | $19.51 | Discretionary |
| Feb 28, 2020 | GCBC | $9.8K | Purchase | 350 | $27.96 | Discretionary |
| Feb 13, 2020 | GCBC | $2.9K | Small Acquisition | 100 | $29.23 | Discretionary |
| Feb 6, 2020 | GCBC | $4.0K | Purchase | 137 | $29.36 | Discretionary |
| Feb 6, 2020 | GCBC | $88 | Purchase | 3 | $29.37 | Discretionary |
| Oct 28, 2019 | GCBC | $27.0K | Purchase | 1,000 | $27.00 | Discretionary |
| Sep 6, 2019 | GCBC | $5.4K | Purchase | 200 | $26.99 | Discretionary |